A solar system asteroid (No. 2530), with an orbital period of 5.25 years. It was to have been visited in October 2008 by the Rosetta spacecraft, but the plans were revised and Shipka was dropped from the itinerary.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。